Molecularity of a reaction Is always equal to the overall order of reaction Both B and C May not be equal to the order of reaction Can TRUE ANSWER : ? YOUR ANSWER : ?
A batch adiabatic reactor at an initial temperature of 373°K is being used for the reaction, A → B. Assume the heat of reaction is - 1kJ/mole at 373°K and heat capacity of both A and B to be constant and equal to 50J/mole.K. The temperature rise after a conversion of 0.5 will be 10°C 100°C 20°C 5°C TRUE ANSWER : ? YOUR ANSWER : ?
A reaction which is catalysed by a base is catalysed by all substances which have a tendency to None of these Gain a proton Gain an electron Lose a proton TRUE ANSWER : ? YOUR ANSWER : ?
From Arhenius law, a plot of loge K versus 1/T gives a straight line with a slope of (-E/R). The unit of E/R is K cal/°K °K K cal K cal. °K TRUE ANSWER : ? YOUR ANSWER : ?
Which one is the rate controlling step in a solid-gas non-catalytic reaction occurring at very high temperature? Film diffusion Chemical reaction Ash layer diffusion Pore diffusion TRUE ANSWER : ? YOUR ANSWER : ?
In an exothermic reaction, the energy of the reacting substances as compared to that of products is Same More Less Either A or B, depends on order of reaction TRUE ANSWER : ? YOUR ANSWER : ?
Cold shot cooling is only practical when the feed temperature is __________ than the reaction temperature. Much higher Lower Higher Much lower TRUE ANSWER : ? YOUR ANSWER : ?
In a reversible reaction, a catalyst increases the rate of forward reaction And decreases that of the backward reaction Only To a greater extent than that of the backward reaction And the backward reaction equally TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is the most suitable for very high pressure gas phase reaction? Fluidised bed reactor Tubular flow reactor Stirred tank reactor Batch reactor TRUE ANSWER : ? YOUR ANSWER : ?